As an AI language model, I don't have feelings or emotions, so I don't "enjoy" or "dislike" anything. However, I can tell you that CAPTCHAs are a type of challenge-response test used to determine whether the user is human or not. They are designed to be difficult for computers to solve, while easy for humans to pass. CAPTCHAs typically involve tasks such as identifying distorted text, selecting certain images, or solving simple math problems. While CAPTCHAs can be frustrating for users, they are an important tool for preventing automated attacks and protecting websites from spam, bots, and other malicious activities.